Custom emoji interaction effect

src/components/chat/bubbles.ts

@@ -25,7 +25,7 @@ import {IS_ANDROID, IS_APPLE, IS_MOBILE, IS_SAFARI} from '../../environment/user
 import I18n, {FormatterArguments, i18n, langPack, LangPackKey, UNSUPPORTED_LANG_PACK_KEY, _i18n} from '../../lib/langPack';
 import AvatarElement from '../avatar';
 import ripple from '../ripple';
-import {wrapAlbum, wrapPhoto, wrapVideo, wrapDocument, wrapSticker, wrapPoll, wrapGroupedDocuments} from '../wrappers';
+import {wrapAlbum, wrapPhoto, wrapVideo, wrapDocument, wrapSticker, wrapPoll, wrapGroupedDocuments, wrapStickerAnimation} from '../wrappers';
 import {MessageRender} from './messageRender';
 import LazyLoadQueue from '../lazyLoadQueue';
 import ListenerSetter from '../../helpers/listenerSetter';
@@ -97,7 +97,7 @@ import getPeerId from '../../lib/appManagers/utils/peers/getPeerId';
 import getServerMessageId from '../../lib/appManagers/utils/messageId/getServerMessageId';
 import generateMessageId from '../../lib/appManagers/utils/messageId/generateMessageId';
 import {AppManagers} from '../../lib/appManagers/managers';
-import {Awaited} from '../../types';
+import {Awaited, SendMessageEmojiInteractionData} from '../../types';
 import idleController from '../../helpers/idleController';
 import overlayCounter from '../../helpers/overlayCounter';
 import {cancelContextMenuOpening} from '../../helpers/dom/attachContextMenuListener';
@@ -114,6 +114,11 @@ import isInDOM from '../../helpers/dom/isInDOM';
 import getStickerEffectThumb from '../../lib/appManagers/utils/stickers/getStickerEffectThumb';
 import attachStickerViewerListeners from '../stickerViewer';
 import {makeMediaSize, MediaSize} from '../../helpers/mediaSize';
+import lottieLoader from '../../lib/rlottie/lottieLoader';
+import appDownloadManager from '../../lib/appManagers/appDownloadManager';
+import onMediaLoad from '../../helpers/onMediaLoad';
+import throttle from '../../helpers/schedulers/throttle';
+import {onEmojiStickerClick} from '../wrappers/sticker';
 
 const USE_MEDIA_TAILS = false;
 const IGNORE_ACTIONS: Set<Message.messageService['action']['_']> = new Set([
@@ -1553,6 +1558,19 @@ export default class ChatBubbles {
       return;
     }
 
+    const stickerEmojiEl = findUpAttribute(target, 'data-sticker-emoji');
+    if(stickerEmojiEl) {
+      onEmojiStickerClick({
+        event: e,
+        container: stickerEmojiEl,
+        managers: this.managers,
+        middleware: this.getMiddleware(),
+        peerId: this.peerId
+      });
+
+      return;
+    }
+
     const commentsDiv: HTMLElement = findUpClassName(target, 'replies');
     if(commentsDiv) {
       const bubbleMid = +bubble.dataset.mid;

src/components/wrappers/sticker.ts

@@ -81,6 +81,10 @@ export default async function wrapSticker({doc, div, middleware, loadStickerMidd
 }) {
   div = Array.isArray(div) ? div : [div];
 
+  if(isCustomEmoji) {
+    emoji = doc.stickerEmojiRaw;
+  }
+
   const stickerType = doc.sticker;
   if(stickerType === 1) {
     asStatic = true;
@@ -101,6 +105,10 @@ export default async function wrapSticker({doc, div, middleware, loadStickerMidd
 
   div.forEach((div) => {
     div.dataset.docId = '' + doc.id;
+    if(emoji) {
+      div.dataset.stickerEmoji = emoji;
+    }
+
     div.classList.add('media-sticker-wrapper');
   });
 
@@ -162,7 +170,7 @@ export default async function wrapSticker({doc, div, middleware, loadStickerMidd
     await getCacheContext(fullThumb?.type);
   }
 
-  const toneIndex = emoji ? getEmojiToneIndex(emoji) : -1;
+  const toneIndex = emoji && !isCustomEmoji ? getEmojiToneIndex(emoji) : -1;
   const downloaded = cacheContext.downloaded && !needFadeIn;
 
   const isThumbNeededForType = isAnimated;
@@ -357,7 +365,7 @@ export default async function wrapSticker({doc, div, middleware, loadStickerMidd
 
         const animation = await lottieLoader.loadAnimationWorker({
           container: (div as HTMLElement[])[0],
-          loop: loop && !emoji,
+          loop: loop && (!emoji || isCustomEmoji),
           autoplay: play,
           animationData: blob,
           width,
@@ -427,109 +435,7 @@ export default async function wrapSticker({doc, div, middleware, loadStickerMidd
         }, {once: true});
 
         if(emoji) {
-          const data: SendMessageEmojiInteractionData = {
-            a: [],
-            v: 1
-          };
-
-          let sendInteractionThrottled: () => void;
-
           managers.appStickersManager.preloadAnimatedEmojiStickerAnimation(emoji);
-
-          const container = (div as HTMLElement[])[0];
-          attachClickEvent(container, async(e) => {
-            cancelEvent(e);
-            const animation = lottieLoader.getAnimation(container);
-
-            if(animation.paused) {
-              const doc = await managers.appStickersManager.getAnimatedEmojiSoundDocument(emoji);
-              if(doc) {
-                const audio = document.createElement('audio');
-                audio.style.display = 'none';
-                container.parentElement.append(audio);
-
-                try {
-                  const url = await appDownloadManager.downloadMediaURL({media: doc});
-
-                  audio.src = url;
-                  audio.play();
-                  await onMediaLoad(audio, undefined, true);
-
-                  audio.addEventListener('ended', () => {
-                    audio.src = '';
-                    audio.remove();
-                  }, {once: true});
-                } catch(err) {
-
-                }
-              }
-
-              animation.autoplay = true;
-              animation.restart();
-            }
-
-            const peerId = appImManager.chat.peerId;
-            if(!peerId.isUser()) {
-              return;
-            }
-
-            const doc = await managers.appStickersManager.getAnimatedEmojiSticker(emoji, true);
-            if(!doc) {
-              return;
-            }
-
-            const {animationDiv} = wrapStickerAnimation({
-              doc,
-              middleware,
-              side: isOut ? 'right' : 'left',
-              size: 280,
-              target: container,
-              play: true,
-              withRandomOffset: true
-            });
-
-            if(isOut !== undefined && !isOut) {
-              animationDiv.classList.add('reflect-x');
-            }
-
-            if(!sendInteractionThrottled) {
-              sendInteractionThrottled = throttle(() => {
-                const length = data.a.length;
-                if(!length) {
-                  return;
-                }
-
-                const firstTime = data.a[0].t;
-
-                data.a.forEach((a) => {
-                  a.t = (a.t - firstTime) / 1000;
-                });
-
-                const bubble = findUpClassName(container, 'bubble');
-                managers.appMessagesManager.setTyping(appImManager.chat.peerId, {
-                  _: 'sendMessageEmojiInteraction',
-                  msg_id: getServerMessageId(+bubble.dataset.mid),
-                  emoticon: emoji,
-                  interaction: {
-                    _: 'dataJSON',
-                    data: JSON.stringify(data)
-                  }
-                }, true);
-
-                data.a.length = 0;
-              }, 1000, false);
-            }
-
-            // using a trick here: simulated event from interlocutor's interaction won't fire ours
-            if(e.isTrusted) {
-              data.a.push({
-                i: 1,
-                t: Date.now()
-              });
-
-              sendInteractionThrottled();
-            }
-          });
         }
 
         return animation;
@@ -722,3 +628,109 @@ function attachStickerEffectHandler({container, doc, managers, middleware, isOut
     });
   });
 }
+
+export async function onEmojiStickerClick({event, container, managers, peerId, middleware}: {
+  event: Event,
+  container: HTMLElement,
+  managers: AppManagers,
+  peerId: PeerId,
+  middleware: () => boolean
+}) {
+  if(!peerId.isUser()) {
+    return;
+  }
+
+  cancelEvent(event);
+
+  const bubble = findUpClassName(container, 'bubble');
+  const emoji = container.dataset.stickerEmoji;
+  const data: SendMessageEmojiInteractionData = (container as any).emojiData ??= {
+    a: [],
+    v: 1
+  };
+
+  const sendInteractionThrottled: () => void = (container as any).sendInteractionThrottled = throttle(() => {
+    const length = data.a.length;
+    if(!length) {
+      return;
+    }
+
+    const firstTime = data.a[0].t;
+
+    data.a.forEach((a) => {
+      a.t = (a.t - firstTime) / 1000;
+    });
+
+    const bubble = findUpClassName(container, 'bubble');
+    managers.appMessagesManager.setTyping(appImManager.chat.peerId, {
+      _: 'sendMessageEmojiInteraction',
+      msg_id: getServerMessageId(+bubble.dataset.mid),
+      emoticon: emoji,
+      interaction: {
+        _: 'dataJSON',
+        data: JSON.stringify(data)
+      }
+    }, true);
+
+    data.a.length = 0;
+  }, 1000, false);
+
+  const animation = lottieLoader.getAnimation(container);
+  if(animation.paused) {
+    const doc = await managers.appStickersManager.getAnimatedEmojiSoundDocument(emoji);
+    if(doc) {
+      const audio = document.createElement('audio');
+      audio.style.display = 'none';
+      container.parentElement.append(audio);
+
+      try {
+        const url = await appDownloadManager.downloadMediaURL({media: doc});
+
+        audio.src = url;
+        audio.play();
+        await onMediaLoad(audio, undefined, true);
+
+        audio.addEventListener('ended', () => {
+          audio.src = '';
+          audio.remove();
+        }, {once: true});
+      } catch(err) {
+
+      }
+    }
+
+    animation.autoplay = true;
+    animation.restart();
+  }
+
+  const doc = await managers.appStickersManager.getAnimatedEmojiSticker(emoji, true);
+  if(!doc) {
+    return;
+  }
+
+  const isOut = bubble ? bubble.classList.contains('is-out') : undefined;
+  const {animationDiv} = wrapStickerAnimation({
+    doc,
+    middleware,
+    side: isOut ? 'right' : 'left',
+    size: 280,
+    target: container,
+    play: true,
+    withRandomOffset: true
+  });
+
+  if(isOut !== undefined && !isOut) {
+    animationDiv.classList.add('reflect-x');
+  }
+
+  // using a trick here: simulated event from interlocutor's interaction won't fire ours
+  if(event.isTrusted) {
+    data.a.push({
+      i: 1,
+      t: Date.now()
+    });
+
+    sendInteractionThrottled();
+  }
+  // });
+}

src/lib/appManagers/appImManager.ts

@@ -282,7 +282,7 @@ export class AppImManager extends EventListenerBase<{
       if(typing?.action?._ === 'sendMessageEmojiInteraction') {
         const action = typing.action;
         const bubble = chat.bubbles.bubbles[generateMessageId(typing.action.msg_id)];
-        if(bubble && bubble.classList.contains('emoji-big') && bubble.classList.contains('sticker') && getVisibleRect(bubble, chat.bubbles.scrollable.container)) {
+        if(bubble && bubble.classList.contains('emoji-big') && getVisibleRect(bubble, chat.bubbles.scrollable.container)) {
           const stickerWrapper: HTMLElement = bubble.querySelector('.media-sticker-wrapper:not(.bubble-hover-reaction-sticker):not(.reaction-sticker)');
 
           const data: SendMessageEmojiInteractionData = JSON.parse(action.interaction.data);

src/lib/richTextProcessor/wrapRichText.ts

@@ -23,7 +23,7 @@ import IS_CUSTOM_EMOJI_SUPPORTED from '../../environment/customEmojiSupport';
 import rootScope from '../rootScope';
 import mediaSizes from '../../helpers/mediaSizes';
 import {wrapSticker} from '../../components/wrappers';
-import RLottiePlayer from '../rlottie/rlottiePlayer';
+import RLottiePlayer, {getLottiePixelRatio} from '../rlottie/rlottiePlayer';
 import animationIntersector from '../../components/animationIntersector';
 import type {MyDocument} from '../appManagers/appDocsManager';
 import LazyLoadQueue from '../../components/lazyLoadQueue';
@@ -196,7 +196,7 @@ export class CustomEmojiRendererElement extends HTMLElement {
 
   public setDimensionsFromRect(rect: DOMRect) {
     const {canvas} = this;
-    const dpr = canvas.dpr ??= Math.min(2, window.devicePixelRatio);
+    const dpr = canvas.dpr ??= getLottiePixelRatio(rect.width, rect.height);
     canvas.width = Math.round(rect.width * dpr);
     canvas.height = Math.round(rect.height * dpr);
   }

src/lib/rlottie/rlottiePlayer.ts

@@ -114,6 +114,21 @@ const cache = new RLottieCache();
 
 export type RLottieColor = [number, number, number];
 
+export function getLottiePixelRatio(width: number, height: number, needUpscale?: boolean) {
+  let pixelRatio = clamp(window.devicePixelRatio, 1, 2);
+  if(pixelRatio > 1 && !needUpscale) {
+    if(width > 90 && height > 90) {
+      if(!IS_APPLE && mediaSizes.isMobile) {
+        pixelRatio = 1;
+      }
+    } else if(width > 60 && height > 60) {
+      pixelRatio = Math.max(1.5, pixelRatio - 1.5);
+    }
+  }
+
+  return pixelRatio;
+}
+
 export default class RLottiePlayer extends EventListenerBase<{
   enterFrame: (frameNo: number) => void,
   ready: () => void,
@@ -226,16 +241,7 @@ export default class RLottiePlayer extends EventListenerBase<{
     // options.needUpscale = true;
 
     // * Pixel ratio
-    let pixelRatio = clamp(window.devicePixelRatio, 1, 2);
+    const pixelRatio = getLottiePixelRatio(this.width, this.height, options.needUpscale);
-    if(pixelRatio > 1 && !options.needUpscale) {
-      if(this.width > 100 && this.height > 100) {
-        if(!IS_APPLE && mediaSizes.isMobile) {
-          pixelRatio = 1;
-        }
-      } else if(this.width > 60 && this.height > 60) {
-        pixelRatio = Math.max(1.5, pixelRatio - 1.5);
-      }
-    }
 
     this.width = Math.round(this.width * pixelRatio);
     this.height = Math.round(this.height * pixelRatio);

src/scss/partials/_chatBubble.scss

@@ -645,12 +645,12 @@ $bubble-beside-button-width: 38px;
         }
       }
 
-      .chat:not(.no-forwards) & {
+      // .chat:not(.no-forwards) & {
-        .attachment {
+      //   .attachment {
-          cursor: text;
+      //     cursor: text;
-          user-select: text;
+      //     user-select: text;
-        }
+      //   }
-      }
+      // }
 
       .message {
         margin-top: -1.125rem;